How poppy flowers get those vibrant colors that entice insects

With bright reds and yellows -- and even the occasional white -- poppies are very bright and colorful. Their petals, however, are also very thin; they are made up of just three layers of cells. Scient..

With bright reds and yellows — and even the occasional white — poppies are very bright and colorful. Their petals, however, are also very thin; they are made up of just three layers of cells. Scientists used microscopy and mathematical models describing how light interacts with petals to find out how the vibrant colors are created.